Three page letter from James Daugherty to Elizabeth Rider Montgomery. Andy and the Lion was published in 1938 by Viking Press. The book was a runner-up for the Caldecott Award in 1939. A retelling of the fable Androcles and the Lion, Daugherty orginally designed the story as a wordless book. Text was added before publication at the request of the publisher.

Letter from Edgar and Ingri d'Aulaire to Elizabeth Rider Montgomery; Four page questionnaire completed by Edgar d'Aulaire; Four page questionnaire completed by Ingri d'Aulaire. Ola was published in 1932 by Doubleday Doran. The d'Aularies wrote and published as an author-illustator team gathering inspiration from nature and nordic folktales. According to the d'Aulaires, the intent of Ola was to present Norway to American children.

Four page questionnaire completed by Hardie Gramatky; one letter from Hardie Gramatky to Elizabeth Rider Montgomery with suggested chapter revisions. Little Toot was published in 1939 by G. P. Putnam's Sons. Inspired by his studio view of tugboats on the East River in New York City, Little Toot was Gamatky's first children's book.

Four page questionnaire completed by Holling Clancy Holling; Three letters to Elizabeth Rider Montgomery from Holling Clancy Holling. Paddle to the Sea was named a Caldecott Honor Book in 1942 and received the Lewis Caroll Shelf Award in 1962.

Four page questionnaire completed by Jere Knight; one letter to Jere knight from Elizabeth Rider Mongomery; one letter to Elizabeth Rider Montgomery from Elizabeth Morton. Lassie Come Home was published by John C. Winston Co. in 1940.

Four page questionnaire completed by Eleanor Frances Lattimore; Two letters to Elizabeth Rider Montgomery from Eleanor Frances Lattimore; Little Pear was published in 1931 by Harcourt, Brace and Co. The Eleanor Frances Lattimore Papers are housed in the de Grummond Collection at The University of Southern Mississippi.

Four page questionnaire completed by Lois Lenski; Two letters to Elizabeth Rider Montgomery from Lois Lenski; One postcard to Elizabeth Rider Montgomery from Lois Lenski. Little Auto was published in 1934 by Oxford University Press. The book was considered to be innovative because at that time authors did not write about ordinary things like automobiles in children's literature.

Two page letter from A. A. Milne to Elizabeth Rider Montgomery. Winnie the Pooh was published in 1926 by Dutton. This simple letter about the origins of Winnie the Pooh is postmarked from Crotchford Farm, Sussex, the setting of the Pooh stories.

Three letters from James Thurber to Elizabeth Rider Montgomery; Four page questionnaire completed by James Thurber. Many Moons was published in 1942 by Harcourt-Brace. Artist Louis Slobodkin received the 1943 Caldecott Award for his illustrations.